Fudgy Brownie Cookie Sandwiches with Cookie Dough Buttercream Recipe

Brownie cookie sandwiches craft classic dessert boundaries with rich, decadent potential.

Chocolate lovers find themselves drawn to these incredible sweet fusion creations that marry two beloved treats into one remarkable experience.

Soft, fudgy brownie cookies provide an intensely luxurious base for creamy, indulgent filling.

cookie dough buttercream adds playful nostalgia and unexpected texture to each delightful bite.

Bakers appreciate how these sandwiches elevate traditional dessert expectations with sophisticated yet approachable complexity.

Homemade treats like these demonstrate culinary creativity and personal passion for delectable sweets.

The magic happens when contrasting textures and complementary flavors unite in one irresistible dessert.

Why Brownie Cookie Sandwiches with Cookie Dough Buttercream Go Big

• Indulge in Double Chocolate Decadence: These brownie cookie sandwiches combine rich chocolate cookies with creamy cookie dough buttercream, creating an ultimate chocolate lover's dream that satisfies deep dessert cravings.
• Master Safe and Delicious Cookie Dough: By heat-treating flour, you eliminate potential food safety risks while still enjoying the nostalgic raw cookie dough flavor in a completely safe, professional buttercream filling.
• Craft Bakery-Quality Texture Perfection: The technique of nudging warm cookie edges with a fork or cookie cutter ensures perfectly round, uniform cookies with crisp exteriors and soft, fudgy centers that look professionally made.
• Customize with Elegant Finishing Touches: A sprinkle of flaky sea salt adds a sophisticated flavor contrast, transforming these cookies from simple to gourmet with just one simple garnish that elevates the entire dessert experience.

All the Indulgent Ingredients in These Dessert Sandwiches

• All-Purpose Flour, Cocoa Powder: Core dry ingredients that provide structure and deep chocolate flavor for rich, fudgy cookies.
• Baking Powder, Baking Soda: Essential leavening agents that help cookies rise and create soft, tender texture.
• Salt: Enhances overall flavor and balances sweetness of the cookies.

• Chocolate: Rich, high-quality chocolate creates intense flavor and smooth texture.
• Butter: Adds richness, moisture, and helps create tender cookie crumb.

• Brown Sugar, Granulated Sugar: Provide sweetness and help create chewy, soft cookie texture.
• Eggs: Bind ingredients together and contribute to cookie structure.
• Vanilla Extract: Adds depth and enhances overall flavor profile.

• Butter: Creates creamy, smooth base for buttercream.
• Confectioners' Sugar: Provides sweetness and helps stabilize buttercream.
• Heat-Treated Flour: Adds cookie dough flavor while ensuring food safety.
• Brown Sugar: Adds rich, caramel-like flavor to buttercream.
• Heavy Cream: Adjusts buttercream consistency and adds richness.
• Vanilla Extract: Enhances overall flavor of buttercream.
• Salt: Balances sweetness and deepens flavor profile.

• Flaky Sea Salt: Provides elegant finishing touch and flavor contrast.

How to Bake, Cool, and Assemble Like a Pro

Step 1: Prepare Flour Safety

Heat treat flour to eliminate potential bacteria.

• Spread flour on a clean baking sheet
• Bake at 300°F
• Stir flour every 2 minutes
• Check temperature with digital thermometer
• Continue until internal temperature reaches 165°F
• Let flour cool completely

Step 2: Create Chocolate Base

Melt chocolate and butter using double boiler method.

• Use heatproof bowl
• Stir until smooth and glossy
• Remove from heat
• Allow slight cooling

Step 3: Mix Dry Ingredients

Combine flour blend for rich texture.

• Whisk together
• Flour
• Cocoa powder
• Baking powder
• Baking soda
• Salt

Step 4: Blend Wet Ingredients

Create smooth chocolate mixture.

• Add chocolate base to mixer
• Incorporate eggs
• Mix brown sugar
• Add granulated sugar
• Pour vanilla extract
• Blend on medium-low speed

Step 5: Form Cookie Dough

Prepare cookie mixture for baking.

• Gradually add dry ingredients
• Mix until just combined
• Avoid overmixing
• Refrigerate dough for 30 minutes

Step 6: Bake Cookies

Create perfect brownie cookies.

• Preheat oven to 350°F
• Line baking sheets with parchment
• Scoop dough balls
• Space 2 inches apart
• Bake 8-10 minutes
• Watch for slight cracking

Step 7: Shape Warm Cookies

Refine cookie edges.

• Use fork to nudge edges
• Swirl cookie cutter for uniform shape
• Cool on baking sheet
• Transfer to wire rack

Step 8: Prepare Buttercream

Craft creamy cookie dough filling.

• Cream butter
• Add brown sugar
• Mix confectioners' sugar
• Incorporate flour
• Add vanilla extract
• Pour heavy cream gradually
• Whip until fluffy

Step 9: Assemble Sandwiches

Create delightful cookie treats.

• Pipe buttercream on cookie
• Top with second cookie
• Press gently
• Optional: Sprinkle sea salt
• Refrigerate if needed
• Serve chilled or room temperature

Tips for Balancing Fudge and Cookie Dough Filling

• Prevent Flour Contamination: Always heat treat flour to eliminate harmful bacteria, ensuring safe and delicious cookie dough buttercream.
• Master Chocolate Melting: Use a double boiler and stir frequently to achieve a smooth, glossy chocolate base without burning.
• Achieve Perfect Cookie Texture: Avoid overmixing the dough and don't overbake; remove cookies when edges are set and centers slightly cracked for a soft, fudgy result.
• Shape Cookies Like a Pro: Use a fork or cookie cutter while cookies are still warm to create uniform, perfectly round sandwich cookies with clean edges.
• Buttercream Consistency Trick: Add heavy cream gradually to control the texture, creating a smooth, pipeable frosting that holds its shape beautifully.

How to Store Cookie Sandwiches Without Getting Soggy

• Refrigeration: Store brownie cookie sandwiches in an airtight container between layers of parchment paper, keeping them fresh for up to 5 days in the refrigerator.
• Freezing: Wrap individual cookie sandwiches tightly in plastic wrap, then place in a freezer-safe container. Freeze for up to 3 months, allowing them to thaw at room temperature for 30 minutes before enjoying.
• Reheating: Gently warm cookies in the microwave for 5-10 seconds if desired, but note that they taste best when served chilled or at room temperature to maintain the buttercream's texture and flavor.

What Goes with Brownie Sandwiches Besides More Cookies

• Pair with Chilled Milk: The rich, chocolatey brownie cookies and sweet buttercream create a perfect match with a cold glass of milk. The creamy dairy cuts through the intense sweetness and provides a refreshing contrast.
• Complement with Espresso: A shot of robust espresso balances the decadent cookie sandwiches beautifully. The coffee's bitter notes enhance the chocolate's depth and cleanse the palate between bites.
• Match with Vanilla Bean Ice Cream: Serve alongside a scoop of smooth vanilla bean ice cream for a classic dessert combination. The cool, creamy texture and subtle vanilla flavor harmonize wonderfully with the chocolatey cookie sandwich.
• Enhance with Salted Caramel Sauce: Drizzle a small amount of salted caramel sauce over the cookie sandwiches for an extra layer of indulgence. The salty-sweet sauce elevates the existing flavors and adds a luxurious touch to the dessert.

Creative Flavor Combos to Explore

• Chocolate Chip Cookie Swap: Replace the plain brownie cookies with homemade chocolate chip cookies for an extra layer of classic sweetness. Swap the buttercream filling to match the chocolate chip cookie flavor profile.
• Peanut Butter Blast: Incorporate creamy peanut butter into the buttercream filling and add chopped peanuts to the cookie dough for a nutty, rich experience. Drizzle melted chocolate over the finished sandwich for added decadence.
• Seasonal Berry Burst: Mix freeze-dried raspberry or strawberry powder into the buttercream for a fruity kick. Dust the cookie sandwiches with powdered sugar and garnish with fresh berries for a vibrant summer treat.
• Salted Caramel Dream: Swirl homemade salted caramel sauce into the buttercream filling. Sprinkle additional sea salt on top of each cookie sandwich to enhance the sweet and salty contrast.

Brownie Cookie Sandwiches with Cookie Dough Buttercream Recipe

---

5 Stars 4 Stars 3 Stars 2 Stars 1 Star

4.7 from 35 reviews

• Total Time: 50 minutes
• Yield: 12 1x

Print Recipe

Pin Recipe

Description

Chocolate lovers rejoice with these indulgent brownie cookie sandwiches, nestled with creamy cookie dough buttercream. Rich chocolate cookies embrace silky filling, creating an irresistible dessert that promises pure bliss in each delectable bite.

---

Ingredients

Scale 1x2x3x

Main Ingredients:

Chocolate and Butter:

• 9 ounces (255 grams) bittersweet chocolate chips
• 8 tablespoons (113 grams) unsalted butter
• 12 tablespoons (170 grams) unsalted butter

Sugars:

• ¾ cup plus 2 tablespoons (175 grams) granulated sugar
• ½ cup (100 grams) light brown sugar, packed
• ½ cup (100 grams) brown sugar

Flour and Dry Ingredients:

• 1 cup (125 grams) all-purpose flour
• ¾ cup (95 grams) bread flour
• 1 cup (125 grams) all-purpose flour
• ¼ cup (25 grams) Dutch process cocoa powder
• 2 ½ cups (300 grams) confectioners’ sugar

Eggs and Liquid Ingredients:

• 3 large eggs, room temperature
• 1 teaspoon vanilla extract
• 1 teaspoon vanilla extract

Leavening and Seasoning:

• 1 teaspoon baking powder
• ¾ teaspoon salt
• ¼ teaspoon salt
• 1 teaspoon baking soda

Cream:

• 3–4 tablespoons heavy cream

Cook Mode Prevent your screen from going dark

---

Instructions

1. Meticulously prepare the flour for safe consumption by spreading it evenly on a clean baking sheet, ensuring complete coverage.
2. Roast the flour in a preheated oven, stirring periodically and monitoring the temperature until it reaches 165°F, guaranteeing elimination of potential bacteria.
3. Allow the heat-treated flour to cool completely before further use in the recipe.
4. Melt chocolate and butter together using a double boiler, creating a smooth, glossy mixture that will form the base of the brownie cookies.
5. Whisk together dry ingredients – flours, cocoa powder, leavening agents, and salt – creating a uniform dry mixture.
6. Combine the melted chocolate mixture with eggs and sugars in a stand mixer, blending until thoroughly incorporated and slightly aerated.
7. Gently fold dry ingredients into the wet mixture, being careful not to overmix and maintaining a light, tender texture.
8. Refrigerate the cookie dough for half an hour to firm up and enhance flavor development.
9. Preheat the oven and prepare baking sheets with parchment paper for optimal cookie performance.
10. Scoop uniform dough portions onto prepared sheets, maintaining appropriate spacing for proper spreading.
11. Bake cookies until edges set and centers develop slight crackling, indicating perfect doneness.
12. Immediately after removing from oven, reshape cookies using a fork or cookie cutter to ensure perfect circular form.
13. Cool cookies completely on a wire rack, allowing them to firm up and develop a delicate texture.
14. Cream butter and brown sugar until light and fluffy, creating the base for the cookie dough buttercream.
15. Gradually incorporate confectioners’ sugar and heat-treated flour into the butter mixture, creating a smooth, consistent filling.
16. Add vanilla and salt, then adjust buttercream consistency with heavy cream until achieving the ideal piping texture.
17. Assemble cookie sandwiches by piping buttercream between two cooled cookies, creating a decadent treat.
18. Optional: Sprinkle flaky sea salt over the assembled sandwiches for an elevated flavor profile.
19. Chill briefly to set the buttercream, then serve at room temperature or slightly cool for maximum enjoyment.

Notes

• Heat-treat flour to eliminate potential bacteria, ensuring safe consumption of raw cookie dough ingredients.
• Always use freshly melted chocolate and softened butter for the richest, most decadent brownie cookie texture.
• Chilling the cookie dough before baking helps prevent excessive spreading and creates a more structured, perfect cookie shape.
• Gently reshape warm cookies immediately after baking to achieve uniform, professional-looking rounds with crisp edges.
• Use heavy cream sparingly when preparing buttercream to control consistency and prevent a runny filling.
• Refrigerate cookie sandwiches briefly to help buttercream set and enhance the overall flavor melding of the dessert.

• Prep Time: 30 minutes
• Cook Time: 20 minutes
• Category: Desserts, Snacks
• Method: Baking
• Cuisine: American

Nutrition

• Serving Size: 12
• Calories: 350
• Sugar: 28 g
• Sodium: 150 mg
• Fat: 20 g
• Saturated Fat: 10 g
• Unsaturated Fat: 10 g
• Trans Fat: 0 g
• Carbohydrates: 41 g
• Fiber: 1 g
• Protein: 3 g
• Cholesterol: 60 mg